Dease Lake Weather in June
June in Dease Lake averages 16°C (61°F) during the day and 4°C (39°F) at night. Quite a bit of rainfall is typical this month, with around 89 mm (3.5 in) on average. An umbrella is a good idea.
Rainfall in Dease Lake in June
Based on our climate data of the past 30 years, about 13 days of rain are anticipated, with 89 mm (3.5 in) on average. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Dease Lake in June
June in Dease Lake sees highs of 16°C (61°F) and lows of 4°C (39°F) overnight. June marks the summer season. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 4°C (39°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.
Sunshine in Dease Lake in June
The city usually sees around 225 hours of sunlight, indicating many sunny days , a great month for sightseeing.
Wind Speed in Dease Lake in June
Wind speeds average 2 m/s (4 knots) during June. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.If you're inclined towards comfortable temperatures and drier conditions, June is a good time to visit Dease Lake.
Dease Lake Temperature in June
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Dease Lake Weather by Month
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Daily Historical Temperatures
48-year average (1976-2025)
Based on our historical records, temperatures in Dease Lake typically stay consistent throughout June, with daily highs averaging around 16°C (61°F). Nights are cold, with lows typically ranging from 3°C (37°F) to 7°C (45°F).
Average temperatures in June
Daily Historical Precipitation
48-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in June
Historical weather records for Dease Lake in June
Browse day-by-day weather records for Dease Lake spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Dease Lake historical weather extremes in June
Based on 28 years of weather observations in Dease Lake between 1998 and 2026, these are the recorded extremes.
- Dease Lake recorded its highest June temperature of 32°C (90°F) on June 19, 2004.
- Dease Lake experienced its chilliest June day on June 5, 2023, reaching only 3°C (37°F).
- The lowest overnight temperature recorded in June was -3°C (27°F) (June 1, 2026).
- The heaviest June precipitation occurred on June 7, 2011, when 30 mm (1.2 in) of precipitation fell.
Best Places in Canada in June
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in June →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Dease Lake in June
The weather can be unpredictable in June, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Dease Lake in June
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling6/10 -
Walking6/10 -
Camping4/10 -
Outdoor sports9/10
Dease Lake 3-Day Forecast
Temperature Rainfall Sunshine Wind Speed
See the full Dease Lake climate overview or explore weather in Canada.
Popular in June
Where to go in June - average daytime high across popular destinations.
Montréal
25°C (77°F) Niagara Falls
25°C (77°F) Ottawa25°C (77°F) Quebec City
23°C (73°F) Toronto22°C (72°F) Calgary20°C (68°F) Vancouver19°C (66°F) Whistler15°C (59°F) 
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